A unit rate in math is the expression of a rate in a quantity of one. For example, 60 miles per hour represents a commonly used unit rate. Similarly, 30 students per school bus also represents a unit rate. Continue Reading
The symptoms of sinus infection and allergies can be similar. Both can cause symptoms such as runny nose, congestion, headaches, nighttime cough, and difficulty breathing. You are more likely to have a sinus infection if you have fever, colored nasal discharge, and facial or sinus pain.
The location of pain and tenderness may depend on which sinus is affected. Other common symptoms of sinusitis include: 1  Headache. 2  Yellow or greenish discharge from the nose or down the back of the throat. 3  Bad breath. 4  Stuffy nose. 5  Cough that produces mucus. 6  Fever. 7  Tooth pain. 8  Reduced sense of taste or smell.